namespace Grapher
{
    public class Size : AddOn
    {
        private readonly int width;
        private readonly int height;

        public Size(int width, int height)
        {
            this.width = width;
            this.height = height;
        }

        public Size() : this(400, 300)
        {
        }

        public override string Urify()
        {
            return "chs=" + width + "x" + height;
        }
    }
}